| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 - | 01 Jun 2021 | 28 May 2021 | 000-52598 |
| 4 | Open Document | Open Filing | FORM 4 - | 22 Jan 2021 | 20 Jan 2021 | 000-52598 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Mar 2020 | 04 Jan 2020 | 000-52598 |
| 4 | Open Document | Open Filing | FORM 4 - | 01 Mar 2019 | 01 Mar 2019 | 000-52598 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Jan 2018 | 02 Jan 2018 | 000-52598 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Jan 2017 | 04 Jan 2016 | 000-52598 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Jan 2016 | 04 Jan 2016 | 000-52598 |
| 4 | Open Document | Open Filing | FORM 4 - | 05 Jan 2015 | 02 Jan 2015 | 000-52598 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Jan 2014 | 02 Jan 2014 | 000-52598 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Jan 2013 | 02 Jan 2013 | 000-52598 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Jan 2012 | 03 Jan 2012 | 000-52598 |